English to English
1. Found anywhere; common.
2. (informal) small and of little importance
a fiddling sum of money|a footling gesture|our worries are lilliputian compared with those of countries that are at war|a little (or small) matter|a dispute over niggling details|limited to petty enterprises|piffling efforts|giving a police officer a free meal may be against the law, but it seems to be a picayune infraction
3. of little substance or significance
a few superficial editorial changes|only trivial objections
4. concerned with trivialities
a trivial young woman|a trivial mind
5. One of the three liberal arts forming the trivium.